Cleaning accessory



FIG. 1 is a top perspective view of my design for a cleaning accessory;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The broken lines in FIG. 1, FIG. 2, and FIG. 3 depict a portion of the cleaning accessory that form no part of the claimed design. 

CLAIM The ornamental design for a cleaning accessory, as shown and described. 